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maths

Total number of ways to form a team of size K from X men and Y women with at least 4 men and 1 woman in the team

PrepbytesJune 10, 2020March 28, 2022

Concepts Used: Mathematics Difficulty Level: Hard Problem Statement (Simplified): In this problem, we have to find a total number of ways to form a team of size K from X...

Recursion Interview Programming

POWERLEX

PrepbytesJune 10, 2020March 22, 2022

CONCEPTS USED: Recursion DIFFICULTY LEVEL: Hard PROBLEM STATEMENT(SIMPLIFIED): Given a string, write a recursive code to print all subsets of it. The subsets are to be printed in lexicographical(alphabetic) order....

Recursion Interview Programming

Mike and Exam

PrepbytesJune 10, 2020March 30, 2022

CONCEPTS USED: Recursion DIFFICULTY LEVEL: Medium PROBLEM STATEMENT(SIMPLIFIED): Given an array containing N elements and an integer K, find the number of ways to calculate the value of K using...

Recursion Interview Programming

Multiplication of Digits

PrepbytesJune 10, 2020March 30, 2022

CONCEPTS USED: Recursion DIFFICULTY LEVEL: Easy PROBLEM STATEMENT(SIMPLIFIED): Given an integer N, recursively find the multiplication of digits of N modulus with 10^9+7. For Example: Input : N = 125...

Recursion Interview Programming

N Digit Sum

PrepbytesJune 10, 2020March 25, 2022

CONCEPTS USED: Recursion DIFFICULTY LEVEL: Hard PROBLEM STATEMENT(SIMPLIFIED): Given a digit N and an integer Sum, print all the N-digit integers whose digit sum is equal to the given Sum....

Recursion Interview Programming

N Digit Sum Even Odd

PrepbytesJune 10, 2020March 25, 2022

CONCEPTS USED: Recursion DIFFICULTY LEVEL: Hard PROBLEM STATEMENT(SIMPLIFIED): Given an integer N, print all N-digit numbers with sum of digits at Even index equal to sum of digits at Odd...

Recursion Interview Programming

Quadrilateral

PrepbytesJune 10, 2020March 30, 2022

CONCEPTS USED: Basic Mathematics, Co-ordinate Geometry DIFFICULTY LEVEL: Easy PROBLEM STATEMENT(SIMPLIFIED): Given 4 coordinate points, check if the given quadrilateral formed from given coordinates forms a Square or not, print...

Arrays Interview Programming

Saitama’s Punch

PrepbytesJune 10, 2020March 30, 2022

CONCEPTS USED: Basic Mathematics DIFFICULTY LEVEL: Hard PROBLEM STATEMENT(SIMPLIFIED): Given an array A which contains the sorted time points at which a hero named Saitama punches and paralyzes his enemy...

General Coding

Minimum number of notes

PrepbytesJune 10, 2020June 9, 2023

The concept of finding the minimum number of notes refers to a problem often encountered in programming, where the goal is to determine the smallest number of currency notes required...

Arrays Interview Programming

Benchmates

PrepbytesJune 10, 2020June 6, 2022

CONCEPTS USED: Efficient Array Search DIFFICULTY LEVEL: Medium PROBLEM STATEMENT(SIMPLIFIED): Given marks of N students sitting on a bench and a value of K, print the index of the student...

Arrays Interview Questions

How to Convert an Array into Zigzag Array?

PrepbytesJune 10, 2020November 28, 2023

Welcome to the world of array manipulation! If you've ever found yourself pondering over the task of converting a straightforward array into a zigzag array, you're in the right place....

Arrays Interview Programming

Sliding Window

PrepbytesJune 4, 2020March 25, 2022

CONCEPTS USED: Sliding Window Technique DIFFICULTY LEVEL: Medium PROBLEM STATEMENT(SIMPLIFIED): Given an array A, we need to find two sub-arrays with specific lengths L and R such that sum of...

Miscellaneous

PrepbytesJune 3, 2020

Rambo Numbers Concepts Used Mathematics Difficulty Level Hard Problem Statement (Simplified): For given three numbers r,p,q. We have to find the total number of values divisible by r in a...

C Programming

What is a Real-Time Operating System (RTOS)?

PrepBytesNovember 30, 2019April 20, 2023

A real time operating system is a software system that is designed to manage real time applications. Real time applications require immediate responses to inputs and events, and the real...

C++ Programming

What are the Different Types of Inheritance in C++?

PrepBytesNovember 30, 2019April 27, 2023

Inheritance is one of the most important features of Object Oriented Programming (OOPs), and it plays a critical role in creating flexible and reusable code. Inheritance in C++ is a...

Interview Tips

Right questions to ask in an interview

PrepBytesNovember 29, 2019March 31, 2022

Just like the way the interviewer asks you at the very beginning of the interview to Introduce yourself; in 95% cases, they do also ask this question towards the end...

Interview Tips

How to introduce yourself in an Interview?

PrepBytesNovember 29, 2019June 29, 2022

The highest guaranteed question to come up in an interview regardless of your industry, your job experience, and job type is - Tell me about yourself! You must have handed...

Interview Tips

How can a Non-CSE student get placed IT/Software company in 2-3 months?

PrepBytesNovember 29, 2019June 30, 2022

This blog is of great use for students who are from Non-CSE branch and still have 2-3 months in hand before they appear for their dream company. Even if companies...

Interview Tips

How to prepare for an interview?

PrepBytesNovember 29, 2019June 30, 2022

The best way to practice for an interview is by giving interviews and getting real-time feedback. Tips & techniques to perform well for Online Placement Preparation Program.:Technical Knowledge: Basic technical...

Mahindra Comviva

Cognizant Interview Questions for 2022

PrepBytesNovember 28, 2019August 25, 2023

Navigating the pathway to a career at Cognizant, a global technology solutions provider, involves traversing a comprehensive interview process that aims to assess your skills, compatibility, and potential as a...

HCL

What is Operating System

PrepBytesNovember 27, 2019March 30, 2022

An operating system is a program that manages the computer hardware . It acts as an intermediary between the computer user and the computer hardware. An operating system manages overall...

C++ Programming

Enumeration C++

PrepBytesNovember 27, 2019March 28, 2022

Enumerated type (or enumeration) in C++ is a user defined data type that contains fixed set of constants. It can be used for days of the week (SUNDAY, MONDAY, TUESDAY,...

C Programming

Storage Classes in C

PrepBytesNovember 27, 2019April 14, 2022

Storage classes provide information about a variable’s location and visibility. They decide the portion of the program within which the variables are recognized. There are broadly four storage classes in...

Total number of ways to form a team of size K from X men and Y women with at least 4 men and 1 woman in the team

POWERLEX

Mike and Exam

Multiplication of Digits

N Digit Sum

N Digit Sum Even Odd

Quadrilateral

Saitama’s Punch

Minimum number of notes

Benchmates

How to Convert an Array into Zigzag Array?

Sliding Window

Top 50 C Programming Interview Questions and Answers

What is a Real-Time Operating System (RTOS)?

What are the Different Types of Inheritance in C++?

Right questions to ask in an interview

How to introduce yourself in an Interview?

How can a Non-CSE student get placed IT/Software company in 2-3 months?

How to prepare for an interview?

Top 10 Mahindra-Comviva Interview Questions

Cognizant Interview Questions for 2022

Top 10 HCL Interview Questions

Top 10 Oracle Interview Questions

Top 10 Samsung Interview Questions

What is Operating System

Enumeration C++

Storage Classes in C

What Is a Web Browser? Definition, Functions & How It Works

Different Types of Machine Learning: Supervised, Unsupervised & Reinforcement

Supervised vs Unsupervised Learning: Types, Applications & Key Differences

What is Computer Software? Types, System Software & Application Software

Spiral Model in Software Engineering: Phases, Advantages & Examples

Java Design Patterns: Types, Examples & Best Practices

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